GnuCash 3.5 Tutorial and Concepts Guide

GnuCash is personal and small-business financial-accounting software, freely licensed under the GNU GPL and available for GNU/Linux, BSD, Solaris, Mac OS X and Microsoft Windows. This manual is based upon the version released as of June 6, 2019. This manual is printed in grayscale.
Designed to be easy to use, yet powerful and flexible, GnuCash allows you to track bank accounts, stocks, income and expenses. As quick and intuitive to use as a checkbook register, it is based on professional accounting principles to ensure balanced books and accurate reports.
Features Include:
Double-Entry Accounting
Stock/Bond/Mutual Fund Accounts
Small-Business Accounting
Reports, Graphs
QIF/OFX/HBCI Import, Transaction Matching
Scheduled Transactions
Financial Calculations
This manual is available online for free at gnu.org.